<?php

namespace app\admin\controller\kmh;

use app\admin\model\NewOrder;
use app\admin\model\VoucherAccount;
use app\common\controller\Backend;

/**
 * 代金券
 *
 * @icon fa fa-circle-o
 */
class Voucher extends Backend
{
    
    /**
     * Voucher模型对象
     * @var \app\admin\model\kmh\Voucher
     */
    protected $model = null;

    public function _initialize()
    {
        parent::_initialize();
        $this->model = new \app\admin\model\kmh\Voucher;

    }

    /**
     * 查看
     */
    public function index()
    {
        //设置过滤方法
        $this->request->filter(['strip_tags', 'trim']);
        if ($this->request->isAjax()) {
            //如果发送的来源是Selectpage，则转发到Selectpage
            if ($this->request->request('keyField')) {
                return $this->selectpage();
            }
            list($where, $sort, $order, $offset, $limit) = $this->buildparams();

            $list = $this->model
                ->where($where)
                ->order($sort, $order)
                ->paginate($limit);
                $items = $list->items();
                //获取list里面的所有id
                $ids = array_column($items, 'id');
                //统计neworder表里每个ids的count，按id分组
                $counts = NewOrder::whereIn('voucher_id', $ids)
                ->where('type', 2)
                ->where('admin_id', $this->auth->id)
                ->group('voucher_id')
                ->column('voucher_id,sum(number) as count');
                

                $voucher_ids = array_column($items, 'id');
                $voucher_account = VoucherAccount::whereIn('voucher_id', $voucher_ids)
                ->where('admin_id', $this->auth->id)
                ->group('voucher_id')
                ->column('voucher_id,sum(total_number) as total_num');
                // halt($voucher_account);
                foreach ($items as $key => &$value) {
                    if(isset($counts[$value['id']])){
                        $value['total_num'] = $voucher_account[$value['id']]??0;//总数量
                        $value['send_num'] = $counts[$value['id']]??0;//发放数量
                        $value['sy_number'] = $value['total_num'] - $value['send_num'];//发放数量
                    }  
                }
            
            $result = array("total" => $list->total(), "rows" => $items);

            return json($result);
        }
        return $this->view->fetch();
    }

    public function import()
    {
        parent::import();
    }

    /**
     * 默认生成的控制器所继承的父类中有index/add/edit/del/multi五个基础方法、destroy/restore/recyclebin三个回收站方法
     * 因此在当前控制器中可不用编写增删改查的代码,除非需要自己控制这部分逻辑
     * 需要将application/admin/library/traits/Backend.php中对应的方法复制到当前控制器,然后进行修改
     */
    

}
